<template>
	<view>
		<view class="goods-list">
			<!-- block不能绑定事件点击事件 这里需要改为view -->
			<!-- <block v-for="(goods,i) in goodsList" :key="i">
				<my-goods :goods="goods"></my-goods>
			</block> -->
			<view v-for="(goods,i) in goodsList" :key="i" @click="gotoDetail(goods)">
				<my-goods :goods="goods" ></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				//请求参数对象
				queryObj: {
					query: '',
					cid: '',
					pagenum: 1,
					pagesize: 10
				},

				goodsList: [],
				total: 0,

				isloading: false

			};
		},

		onLoad(options) {
			// console.log('goods-list' + options)
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''

			this.getGoodsList()
			// console.log(this.queryObj)
		},

		methods: {

			//获取商品列表数据
			async getGoodsList(cb) {
				//打开节流阀
				this.isloading = true
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/goods/search', this.queryObj)
				//关闭节流阀
				this.isloading = false
				
				cb&&cb()
				if (res.meta.status !== 200) return uni.$showMessage()

				//新老数据拼接
				this.goodsList = [...this.goodsList, ...res.message.goods]
				this.total = res.message.total

			},
			
			gotoDetail(item){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
				})
			},
		},
		
		

		onReachBottom() {
			if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMessage('数据加载完毕')
			if (this.isloading) return
			
			this.queryObj.pagenum++
			this.getGoodsList()

		},
		
		onPullDownRefresh() {
			//重置数据
			this.queryObj.pagenum = 1
			this.total = 0
			this.goodsList = [],
			this.isloading = false
			
			//重新发起请求
			this.getGoodsList(()=>{
				uni.stopPullDownRefresh()
			})
		},


	}
</script>

<style lang="scss">


</style>
